inclusion criteria: 1. 18 years or older, 2. in relatively good health with adequate physical and mental function 3. including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2

inclusion criteria: 1. 18 years or older, 2. in relatively good health with adequate physical and mental function 3. including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2

inclusion criteria: 18 years or older, in relatively good health with adequate physical and mental function including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2

inclusion criteria: 18 years or older, in relatively good health with adequate physical and mental function including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2

inclusion criteria: 1. 18 years or older, 2. in relatively good health with adequate physical and mental function 3. including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2

inclusion criteria: 1. 18 years or older, 2. in relatively good health with adequate physical and mental function 3. including factors associated with in increased risk for medical complications associated with covid-19 infection or increased risk for exposure to sars-cov-2